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'terrain modify' command for area-of-effect operations 

Signed-off-by: Michael Cerquoni <nebadon2025@gmail.com>
inv-download
Dev Random 2015-05-06 13:15:41 -04:00 committed by Michael Cerquoni
parent 8676b017b2
commit 4bf62e11b6
10 changed files with 1266 additions and 143 deletions
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77
OpenSim/Region/CoreModules/World/Terrain/ITerrainModifier.cs Normal file
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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using OpenSim.Region.Framework.Interfaces;
namespace OpenSim.Region.CoreModules.World.Terrain
{
public interface ITerrainModifier
{
/// <summary>
/// Creates the feature.
/// </summary>
/// <returns>
/// Empty string if successful, otherwise error message.
/// </returns>
/// <param name='map'>
/// ITerrainChannel holding terrain data.
/// </param>
/// <param name='args'>
/// command-line arguments from console.
/// </param>
string ModifyTerrain(ITerrainChannel map, string[] args);
/// <summary>
/// Gets a string describing the usage.
/// </summary>
/// <returns>
/// A string describing parameters for creating the feature.
/// Format is "feature-name <arg1> <arg2> ..."
/// </returns>
string GetUsage();
/// <summary>
/// Apply the appropriate operation on the specified map, at (x, y).
/// </summary>
/// <param name='map'>
/// Map.
/// </param>
/// <param name='data'>
/// Data.
/// </param>
/// <param name='x'>
/// X.
/// </param>
/// <param name='y'>
/// Y.
/// </param>
double operate(double[,] map, TerrainModifierData data, int x, int y);
}
}

94
OpenSim/Region/CoreModules/World/Terrain/Modifiers/FillModifier.cs Normal file
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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using OpenSim.Region.CoreModules.World.Terrain;
using OpenSim.Region.Framework.Interfaces;
namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
{
public class FillModifier : TerrainModifier
{
public FillModifier(ITerrainModule module) : base(module)
{
}
public override string ModifyTerrain(ITerrainChannel map, string[] args)
{
string val;
string result;
if (args.Length < 3)
{
result = "Usage: " + GetUsage();
}
else
{
TerrainModifierData data;
result = this.parseParameters(args, out data);
// Context-specific validation
if (result == String.Empty)
{
if (data.shape == String.Empty)
{
data.shape = "rectangle";
data.x0 = 0;
data.y0 = 0;
data.dx = map.Width;
data.dy = map.Height;
}
}
// if it's all good, then do the work
if (result == String.Empty)
{
this.applyModification(map, data);
}
}
return result;
}
public override string GetUsage()
{
string val = "fill <height> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<height2>]"
+ "\nSets all points within the specified range to the specified value.";
return val;
}
public override double operate(double[,] map, TerrainModifierData data, int x, int y)
{
double factor = this.computeBevel(data, x, y);
double result = data.elevation - (data.elevation - data.bevelevation) * factor;
return result;
}
}
}

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OpenSim/Region/CoreModules/World/Terrain/Modifiers/LowerModifier.cs Normal file
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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using OpenSim.Region.CoreModules.World.Terrain;
using OpenSim.Region.Framework.Interfaces;
namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
{
public class LowerModifier : TerrainModifier
{
public LowerModifier(ITerrainModule module) : base(module)
{
}
public override string ModifyTerrain(ITerrainChannel map, string[] args)
{
string val;
string result;
if (args.Length < 3)
{
result = "Usage: " + GetUsage();
}
else
{
TerrainModifierData data;
result = this.parseParameters(args, out data);
// Context-specific validation
if (result == String.Empty)
{
if (data.shape == String.Empty)
{
data.shape = "rectangle";
data.x0 = 0;
data.y0 = 0;
data.dx = map.Width;
data.dy = map.Height;
}
}
// if it's all good, then do the work
if (result == String.Empty)
{
this.applyModification(map, data);
}
}
return result;
}
public override string GetUsage()
{
string val = "lower <delta> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<delta2>]"
+ "\nLowers all points within the specified range by the specified amount.";
return val;
}
public override double operate(double[,] map, TerrainModifierData data, int x, int y)
{
double factor = this.computeBevel(data, x, y);
double result = map[x, y] - (data.elevation - (data.elevation - data.bevelevation) * factor);
return result;
}
}
}

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OpenSim/Region/CoreModules/World/Terrain/Modifiers/MaxModifier.cs Normal file
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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using OpenSim.Region.CoreModules.World.Terrain;
using OpenSim.Region.Framework.Interfaces;
namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
{
public class MaxModifier : TerrainModifier
{
public MaxModifier(ITerrainModule module) : base(module)
{
}
public override string ModifyTerrain(ITerrainChannel map, string[] args)
{
string val;
string result;
if (args.Length < 3)
{
result = "Usage: " + GetUsage();
}
else
{
TerrainModifierData data;
result = this.parseParameters(args, out data);
// Context-specific validation
if (result == String.Empty)
{
if (data.shape == String.Empty)
{
data.shape = "rectangle";
data.x0 = 0;
data.y0 = 0;
data.dx = map.Width;
data.dy = map.Height;
}
}
// if it's all good, then do the work
if (result == String.Empty)
{
this.applyModification(map, data);
}
}
return result;
}
public override string GetUsage()
{
string val = "max <height> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<height2>]"
+ "\nEnsures that all points within the specified range are no higher than the specified value.";
return val;
}
public override double operate(double[,] map, TerrainModifierData data, int x, int y)
{
double factor = this.computeBevel(data, x, y);
double result = Math.Min(data.elevation - (data.elevation - data.bevelevation) * factor, map[x, y]);
return result;
}
}
}

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OpenSim/Region/CoreModules/World/Terrain/Modifiers/MinModifier.cs Normal file
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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using OpenSim.Region.CoreModules.World.Terrain;
using OpenSim.Region.Framework.Interfaces;
namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
{
public class MinModifier : TerrainModifier
{
public MinModifier(ITerrainModule module) : base(module)
{
}
public override string ModifyTerrain(ITerrainChannel map, string[] args)
{
string val;
string result;
if (args.Length < 3)
{
result = "Usage: " + GetUsage();
}
else
{
TerrainModifierData data;
result = this.parseParameters(args, out data);
// Context-specific validation
if (result == String.Empty)
{
if (data.shape == String.Empty)
{
data.shape = "rectangle";
data.x0 = 0;
data.y0 = 0;
data.dx = map.Width;
data.dy = map.Height;
}
}
// if it's all good, then do the work
if (result == String.Empty)
{
this.applyModification(map, data);
}
}
return result;
}
public override string GetUsage()
{
string val = "min <height> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<height2>]"
+ "\nEnsures that all points within the specified range are no lower than the specified value.";
return val;
}
public override double operate(double[,] map, TerrainModifierData data, int x, int y)
{
double factor = this.computeBevel(data, x, y);
double result = Math.Max(data.elevation - (data.elevation - data.bevelevation) * factor, map[x, y]);
return result;
}
}
}

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OpenSim/Region/CoreModules/World/Terrain/Modifiers/RaiseModifier.cs Normal file
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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using OpenSim.Region.CoreModules.World.Terrain;
using OpenSim.Region.Framework.Interfaces;
namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
{
public class RaiseModifier : TerrainModifier
{
public RaiseModifier(ITerrainModule module) : base(module)
{
}
public override string ModifyTerrain(ITerrainChannel map, string[] args)
{
string val;
string result;
if (args.Length < 3)
{
result = "Usage: " + GetUsage();
}
else
{
TerrainModifierData data;
result = this.parseParameters(args, out data);
// Context-specific validation
if (result == String.Empty)
{
if (data.shape == String.Empty)
{
data.shape = "rectangle";
data.x0 = 0;
data.y0 = 0;
data.dx = map.Width;
data.dy = map.Height;
}
}
// if it's all good, then do the work
if (result == String.Empty)
{
this.applyModification(map, data);
}
}
return result;
}
public override string GetUsage()
{
string val = "raise <delta> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<delta2>]"
+ "\nRaises all points within the specified range by the specified amount.";
return val;
}
public override double operate(double[,] map, TerrainModifierData data, int x, int y)
{
double factor = this.computeBevel(data, x, y);
double result = map[x, y] + (data.elevation - (data.elevation - data.bevelevation) * factor);
return result;
}
}
}

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OpenSim/Region/CoreModules/World/Terrain/Modifiers/SmoothModifier.cs Normal file
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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using OpenSim.Region.CoreModules.World.Terrain;
using OpenSim.Region.Framework.Interfaces;
namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
{
public class SmoothModifier : TerrainModifier
{
public SmoothModifier(ITerrainModule module) : base(module)
{
}
public override string ModifyTerrain(ITerrainChannel map, string[] args)
{
string val;
string result;
if (args.Length < 3)
{
result = "Usage: " + GetUsage();
}
else
{
TerrainModifierData data;
result = this.parseParameters(args, out data);
// Context-specific validation
if (result == String.Empty)
{
if (data.bevel == "taper")
{
if (data.bevelevation < 0.01 || data.bevelevation > 0.99)
{
result = String.Format("Taper must be 0.01 to 0.99 {0}", data.bevelevation);
}
}
else
{
data.bevelevation = 2.0f / 3.0f;
}
if (data.elevation < 0.0 || data.elevation > 1.0)
{
result = String.Format("Scaling factor must be 0.0 to 1.0: {0}", data.elevation);
}
if (data.shape == String.Empty)
{
data.shape = "rectangle";
data.x0 = 0;
data.y0 = 0;
data.dx = map.Width;
data.dy = map.Height;
}
}
// if it's all good, then do the work
if (result == String.Empty)
{
this.applyModification(map, data);
}
}
return result;
}
public override string GetUsage()
{
string val = "smooth <strength> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<fraction>]"
+ "\nSmooths all points within the specified range using a simple averaging algorithm.";
return val;
}
public override double operate(double[,] map, TerrainModifierData data, int x, int y)
{
double[] scale = new double[3];
scale[0] = data.elevation;
scale[1] = ((1.0 - scale[0]) * data.bevelevation) / 8.0;
scale[2] = ((1.0 - scale[0]) * (1.0 - data.bevelevation)) / 16.0;
int xMax = map.GetLength(0);
int yMax = map.GetLength(1);
double result;
if ((x == 0) || (y == 0) || (x == (xMax - 1)) || (y == (yMax - 1)))
{
result = map[x, y];
}
else
{
result = 0.0;
for(int yPos = (y - 2); yPos < (y + 3); yPos++)
{
int yVal = (yPos <= 0) ? 0 : ((yPos < yMax) ? yPos : yMax - 1);
for(int xPos = (x - 2); xPos < (x + 3); xPos++)
{
int xVal = (xPos <= 0) ? 0 : ((xPos < xMax) ? xPos : xMax - 1);
int dist = Math.Max(Math.Abs(x - xVal), Math.Abs(y - yVal));
result += map[xVal, yVal] * scale[dist];
}
}
}
return result;
}
}
}

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OpenSim/Region/CoreModules/World/Terrain/TerrainModifier.cs Normal file
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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Reflection;
using log4net;
using OpenSim.Region.Framework.Interfaces;
namespace OpenSim.Region.CoreModules.World.Terrain
{
public abstract class TerrainModifier : ITerrainModifier
{
protected ITerrainModule m_module;
protected static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
protected TerrainModifier(ITerrainModule module)
{
m_module = module;
}
public abstract string ModifyTerrain(ITerrainChannel map, string[] args);
public abstract string GetUsage();
public abstract double operate(double[,] map, TerrainModifierData data, int x, int y);
protected String parseParameters(string[] args, out TerrainModifierData data)
{
string val;
string arg;
string result;
data = new TerrainModifierData();
data.shape = String.Empty;
data.bevel = String.Empty;
data.dx = 0;
data.dy = 0;
if (args.Length < 4)
{
result = "Usage: " + GetUsage();
}
else
{
result = this.parseFloat(args[3], out data.elevation);
}
if (result == String.Empty)
{
int index = 3;
while(++index < args.Length && result == String.Empty)
{
arg = args[index];
// check for shape
if (arg.StartsWith("-rec=") || arg.StartsWith("-ell="))
{
if (data.shape != String.Empty)
{
result = "Only 1 '-rec' or '-ell' parameter is permitted.";
}
else
{
data.shape = arg.StartsWith("-ell=") ? "ellipse" : "rectangle";
val = arg.Substring(arg.IndexOf("=") + 1);
string[] coords = val.Split(new char[] {','});
if ((coords.Length < 3) || (coords.Length > 4))
{
result = String.Format("Bad format for shape parameter {0}", arg);
}
else
{
result = this.parseInt(coords[0], out data.x0);
if (result == String.Empty)
{
result = this.parseInt(coords[1], out data.y0);
}
if (result == String.Empty)
{
result = this.parseInt(coords[2], out data.dx);
}
if (result == String.Empty)
{
if (coords.Length == 4)
{
result = this.parseInt(coords[3], out data.dy);
}
else
{
data.dy = data.dx;
}
}
if (result == String.Empty)
{
if ((data.dx <= 0) || (data.dy <= 0))
{
result = "Shape sizes must be positive integers";
}
}
else
{
result = String.Format("Bad value in shape parameters {0}", arg);
}
}
}
}
else if (arg.StartsWith("-taper="))
{
if (data.bevel != String.Empty)
{
result = "Only 1 '-taper' parameter is permitted.";
}
else
{
data.bevel = "taper";
val = arg.Substring(arg.IndexOf("=") + 1);
result = this.parseFloat(val, out data.bevelevation);
if (result != String.Empty)
{
result = String.Format("Bad format for taper parameter {0}", arg);
}
}
}
else
{
result = String.Format("Unrecognized parameter {0}", arg);
}
}
}
return result;
}
protected string parseFloat(String s, out float f)
{
string result;
double d;
if (Double.TryParse(s, out d))
{
try
{
f = (float)d;
result = String.Empty;
}
catch(InvalidCastException)
{
result = String.Format("{0} is invalid", s);
f = -1.0f;
}
}
else
{
f = -1.0f;
result = String.Format("{0} is invalid", s);
}
return result;
}
protected string parseInt(String s, out int i)
{
string result;
if (Int32.TryParse(s, out i))
{
result = String.Empty;
}
else
{
result = String.Format("{0} is invalid", s);
}
return result;
}
protected void applyModification(ITerrainChannel map, TerrainModifierData data)
{
bool[,] mask;
int xMax;
int yMax;
int xMid;
int yMid;
if (data.shape == "ellipse")
{
mask = this.ellipticalMask(data.dx, data.dy);
xMax = mask.GetLength(0);
yMax = mask.GetLength(1);
xMid = xMax / 2 + xMax % 2;
yMid = yMax / 2 + yMax % 2;
}
else
{
mask = this.rectangularMask(data.dx, data.dy);
xMax = mask.GetLength(0);
yMax = mask.GetLength(1);
xMid = 0;
yMid = 0;
}
// m_log.DebugFormat("Apply {0} mask {1}x{2} @ {3},{4}", data.shape, xMax, yMax, xMid, yMid);
double[,] buffer = map.GetDoubles();
int yDim = yMax;
while(--yDim >= 0)
{
int yPos = data.y0 + yDim - yMid;
if ((yPos >= 0) && (yPos < map.Height))
{
int xDim = xMax;
while(--xDim >= 0)
{
int xPos = data.x0 + xDim - xMid;
if ((xPos >= 0) && (xPos < map.Width) && (mask[xDim, yDim]))
{
double endElevation = this.operate(buffer, data, xPos, yPos);
map[xPos, yPos] = endElevation;
}
}
}
}
}
protected double computeBevel(TerrainModifierData data, int x, int y)
{
int deltaX;
int deltaY;
int xMax;
int yMax;
double factor;
if (data.bevel == "taper")
{
if (data.shape == "ellipse")
{
deltaX = x - data.x0;
deltaY = y - data.y0;
xMax = data.dx;
yMax = data.dy;
factor = (double)((deltaX * deltaX) + (deltaY * deltaY));
factor /= ((xMax * xMax) + (yMax * yMax));
}
else
{
// pyramid
xMax = data.dx / 2 + data.dx % 2;
yMax = data.dy / 2 + data.dy % 2;
deltaX = Math.Abs(data.x0 + xMax - x);
deltaY = Math.Abs(data.y0 + yMax - y);
factor = Math.Max(((double)(deltaY) / yMax), ((double)(deltaX) / xMax));
}
}
else
{
factor = 0.0;
}
return factor;
}
private bool[,] rectangularMask(int xSize, int ySize)
{
bool[,] mask = new bool[xSize, ySize];
int yPos = ySize;
while(--yPos >= 0)
{
int xPos = xSize;
while(--xPos >= 0)
{
mask[xPos, yPos] = true;
}
}
return mask;
}
/*
* Fast ellipse-based derivative of Bresenham algorithm.
* https://web.archive.org/web/20120225095359/http://homepage.smc.edu/kennedy_john/belipse.pdf
*/
private bool[,] ellipticalMask(int xRadius, int yRadius)
{
long twoASquared = 2L * xRadius * xRadius;
long twoBSquared = 2L * yRadius * yRadius;
bool[,] mask = new bool[2 * xRadius + 1, 2 * yRadius + 1];
long ellipseError = 0L;
long stoppingX = twoBSquared * xRadius;
long stoppingY = 0L;
long xChange = yRadius * yRadius * (1L - 2L * xRadius);
long yChange = xRadius * xRadius;
int xPos = xRadius;
int yPos = 0;
// first set of points
while(stoppingX >= stoppingY)
{
int yUpper = yRadius + yPos;
int yLower = yRadius - yPos;
// fill in the mask
int xNow = xPos;
while(xNow >= 0)
{
mask[xRadius + xNow, yUpper] = true;
mask[xRadius - xNow, yUpper] = true;
mask[xRadius + xNow, yLower] = true;
mask[xRadius - xNow, yLower] = true;
--xNow;
}
yPos++;
stoppingY += twoASquared;
ellipseError += yChange;
yChange += twoASquared;
if ((2L * ellipseError + xChange) > 0L)
{
xPos--;
stoppingX -= twoBSquared;
ellipseError += xChange;
xChange += twoBSquared;
}
}
// second set of points
xPos = 0;
yPos = yRadius;
xChange = yRadius * yRadius;
yChange = xRadius * xRadius * (1L - 2L * yRadius);
ellipseError = 0L;
stoppingX = 0L;
stoppingY = twoASquared * yRadius;
while(stoppingX <= stoppingY)
{
int xUpper = xRadius + xPos;
int xLower = xRadius - xPos;
// fill in the mask
int yNow = yPos;
while(yNow >= 0)
{
mask[xUpper, yRadius + yNow] = true;
mask[xUpper, yRadius - yNow] = true;
mask[xLower, yRadius + yNow] = true;
mask[xLower, yRadius - yNow] = true;
--yNow;
}
xPos++;
stoppingX += twoBSquared;
ellipseError += xChange;
xChange += twoBSquared;
if ((2L * ellipseError + yChange) > 0L)
{
yPos--;
stoppingY -= twoASquared;
ellipseError += yChange;
yChange += twoASquared;
}
}
return mask;
}
}
}

17
OpenSim/Region/CoreModules/World/Terrain/TerrainModifierData.cs Normal file
View File

@ -0,0 +1,17 @@
using System;
namespace OpenSim.Region.CoreModules.World.Terrain
{
public struct TerrainModifierData
{
public float elevation;
public string shape;
public int x0;
public int y0;
public int dx;
public int dy;
public string bevel;
public float bevelevation;
}
}

81
OpenSim/Region/CoreModules/World/Terrain/TerrainModule.cs
View File

@ -24,7 +24,6 @@
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.IO;
@ -43,6 +42,7 @@ using OpenSim.Framework.Console;
using OpenSim.Region.CoreModules.Framework.InterfaceCommander;
using OpenSim.Region.CoreModules.World.Terrain.FileLoaders;
using OpenSim.Region.CoreModules.World.Terrain.Features;
using OpenSim.Region.CoreModules.World.Terrain.Modifiers;
using OpenSim.Region.CoreModules.World.Terrain.FloodBrushes;
using OpenSim.Region.CoreModules.World.Terrain.PaintBrushes;
using OpenSim.Region.Framework.Interfaces;
@ -90,26 +90,21 @@ namespace OpenSim.Region.CoreModules.World.Terrain
#pragma warning restore 414
private readonly Commander m_commander = new Commander("terrain");
private readonly Dictionary<StandardTerrainEffects, ITerrainFloodEffect> m_floodeffects =
new Dictionary<StandardTerrainEffects, ITerrainFloodEffect>();
private readonly Dictionary<string, ITerrainLoader> m_loaders = new Dictionary<string, ITerrainLoader>();
private readonly Dictionary<StandardTerrainEffects, ITerrainPaintableEffect> m_painteffects =
new Dictionary<StandardTerrainEffects, ITerrainPaintableEffect>();
private Dictionary<string, ITerrainEffect> m_plugineffects;
private Dictionary<string, ITerrainFeature> m_featureEffects =
new Dictionary<string, ITerrainFeature>();
private Dictionary<string, ITerrainModifier> m_modifyOperations =
new Dictionary<string, ITerrainModifier>();
private ITerrainChannel m_channel;
private ITerrainChannel m_revert;
private Scene m_scene;
private volatile bool m_tainted;
private readonly Stack<LandUndoState> m_undo = new Stack<LandUndoState>(5);
private String m_InitialTerrain = "pinhead-island";
// If true, send terrain patch updates to clients based on their view distance
@ -136,14 +131,17 @@ namespace OpenSim.Region.CoreModules.World.Terrain
{
return (updateCount > 0);
}
public void SetByXY(int x, int y, bool state)
{
this.SetByPatch(x / Constants.TerrainPatchSize, y / Constants.TerrainPatchSize, state);
}
public bool GetByPatch(int patchX, int patchY)
{
return updated[patchX, patchY];
}
public void SetByPatch(int patchX, int patchY, bool state)
{
bool prevState = updated[patchX, patchY];
@ -153,6 +151,7 @@ namespace OpenSim.Region.CoreModules.World.Terrain
updateCount--;
updated[patchX, patchY] = state;
}
public void SetAll(bool state)
{
updateCount = 0;
@ -201,8 +200,7 @@ namespace OpenSim.Region.CoreModules.World.Terrain
#region ICommandableModule Members
public ICommander CommandInterface
{
public ICommander CommandInterface {
get { return m_commander; }
}
@ -304,13 +302,11 @@ namespace OpenSim.Region.CoreModules.World.Terrain
{
}
public Type ReplaceableInterface
{
public Type ReplaceableInterface {
get { return null; }
}
public string Name
{
public string Name {
get { return "TerrainModule"; }
}
@ -664,6 +660,14 @@ namespace OpenSim.Region.CoreModules.World.Terrain
// Terrain Feature effects
m_featureEffects["rectangle"] = new RectangleFeature(this);
// Terrain Modifier operations
m_modifyOperations["min"] = new MinModifier(this);
m_modifyOperations["max"] = new MaxModifier(this);
m_modifyOperations["raise"] = new RaiseModifier(this);
m_modifyOperations["lower"] = new LowerModifier(this);
m_modifyOperations["fill"] = new FillModifier(this);
m_modifyOperations["smooth"] = new SmoothModifier(this);
// Filesystem load/save loaders
m_loaders[".r32"] = new RAW32();
m_loaders[".f32"] = m_loaders[".r32"];
@ -1019,12 +1023,14 @@ namespace OpenSim.Region.CoreModules.World.Terrain
public int PatchX;
public int PatchY;
public float Dist;
public PatchesToSend(int pX, int pY, float pDist)
{
PatchX = pX;
PatchY = pY;
Dist = pDist;
}
public int CompareTo(PatchesToSend other)
{
return Dist.CompareTo(other.Dist);
@ -1668,6 +1674,18 @@ namespace OpenSim.Region.CoreModules.World.Terrain
// Add Feature command to Scene, since Command object requires fixed-length arglists
m_scene.AddCommand("Terrain", this, "terrain feature",
"terrain feature <type> <parameters...>", "Constructs a feature of the requested type.", FeatureCommand);
// Add Modify command to Scene, since Command object requires fixed-length arglists
m_scene.AddCommand("Terrain", this, "terrain modify",
"terrain modify <operation> <value> [<area>] [<taper>]",
"Modifies the terrain as instructed." +
"\nEach operation can be limited to an area of effect:" +
"\n * -ell=x,y,rx[,ry] constrains the operation to an ellipse centred at x,y" +
"\n * -rec=x,y,dx[,dy] constrains the operation to a rectangle based at x,y" +
"\nEach operation can have its effect tapered based on distance from centre:" +
"\n * elliptical operations taper as cones" +
"\n * rectangular operations taper as pyramids"
,
ModifyCommand);
}
@ -1704,6 +1722,41 @@ namespace OpenSim.Region.CoreModules.World.Terrain
}
MainConsole.Instance.Output(result);
}
public void ModifyCommand(string module, string[] cmd)
{
string result;
if (cmd.Length > 2)
{
string operationType = cmd[2];
ITerrainModifier operation;
if (!m_modifyOperations.TryGetValue(operationType, out operation))
{
result = String.Format("Terrain Modify \"{0}\" not found.", operationType);
}
else if ((cmd.Length > 3) && (cmd[3] == "usage"))
{
result = "Usage: " + operation.GetUsage();
}
else
{
result = operation.ModifyTerrain(m_channel, cmd);
}
if (result == String.Empty)
{
result = "Modified terrain";
m_log.DebugFormat("Performed terrain operation {0}", operationType);
}
}
else
{
result = "Usage: <operation-name> <arg1> <arg2>...";
}
MainConsole.Instance.Output(result);
}
#endregion
}